Merge branch '1082-subsonic-starred' into 'master'

Fix #1082: issue when displaying starred tracks on subsonic

See merge request funkwhale/funkwhale!1109

api/funkwhale_api/subsonic/serializers.py

@@ -130,7 +130,7 @@ def get_track_data(album, track, upload):
         data["bitrate"] = int(upload.bitrate / 1000)
     if upload.size:
         data["size"] = upload.size
-    if album.release_date:
+    if album and album.release_date:
         data["year"] = album.release_date.year
     else:
         data["year"] = track.creation_date.year

changes/changelog.d/1082.bugfix

+Fixed issue when displaying starred tracks on subsonic (#1082)